Abstract:
:Schizophrenia is a complex psychiatric disorder characterized by memory impairments with delusions and hallucinations. Several investigations have focused on determining the association between NOS1 (nitric oxide synthase-1) polymorphisms and risk of schizophrenia (SZ). However, the association of rs2682826, rs3782206, rs499776, rs3782219, rs41279104, rs3782221, rs1879417, rs4767540, rs561712, and rs6490121 polymorphisms with schizophrenia remains inconclusive. We performed a systematic meta-analysis for each polymorphism to determine its association with SZ by calculating their pooled odds ratio and 95% confidence intervals. The heterogeneity between studies was evaluated using Cochran's Q test to adopt random effects or fixed effects model. Based on our analysis, the rs3782206 polymorphism showed a strongest association with schizophrenia in allelic OR 1.15 (95% CI [1.05-1.25]), homozygote OR 1.35 (95% CI [1.09-1.66]), dominant OR 1.16 (95% CI [1.04-1.29]), and recessive OR 1.29 (95% CI [1.05-1.58]) models in Asian population. Similarly, in Caucasian population, the rs499776 polymorphism attributes risk association in homozygote OR 0.70 (95% CI [0.50-0.98]), dominant OR 3.57 (95% CI [2.34-5.27]), and recessive models OR 0.68 (95% CI [0.50-0.93]) with schizophrenia. Further, the sensitivity analysis was carried out based on leave-one-out method to confirm the reliability of the analysis. Overall, our meta-analysis demonstrates the significance of NOS1 genetic variants that are functionally associated with cognitive and neuropsychiatric symptoms of schizophrenia.
journal_name
Neuromolecular Medjournal_title
Neuromolecular medicineauthors
Ahmed SSSJ,Akram Husain RS,Suresh Kumar,Ramakrishnan Vdoi
10.1007/s12017-017-8460-zsubject
Has Abstractpub_date
2017-09-01 00:00:00pages
452-461issue
2-3eissn
1535-1084issn
1559-1174pii
10.1007/s12017-017-8460-zjournal_volume
19pub_type
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